India, Feb. 11 -- Subex announced it has secured a multi-year agreement with a Tier-1 telecom operator in the Middle East to modernize its Business Assurance capabilities.Under a multi-year engagement, Subex will implement its next-generation Business Assurance platform and provide ongoing support to strengthen revenue protection, risk management, and operational transparency across the operator's nationwide operations.This win marks a significant renewed partnership with a long-standing customer, reflecting Subex's continued commitment to delivering reliable, future-ready assurance solutions in complex, high-volume telecom environments.Subex was selected for its credible migration approach, that preserves live assurance operations, its dem...